Composed of relief and solenoid valve. Relief valve designed with low noise.
Solenoid valve is mounted on top of relief valve, and connected with vent port of relief valve.
The power signal of solenoid can control the system pressure.
If connect with vent port of relief valve, it will offer dual-level / triple-level pressure control.
*Pressure Handle Position:
R: Handle is facing to the pressure port (standard, no remarked)
L: Handle is facing to the tank port.